Electrons are this charge
When an atom has more neutrons than protons its called what?
Total number of atoms in NaOH
What is 3
A chemical bond formed when one or more electrons are transferred from one atom to another
Solid water is _______ than liquid water
What is more dense
these are found in the electron cloud
what is an Electron
The sum of the protons and neutrons
What is Atomic mass
Total number of atoms in CaClO3
What is 5
When two atoms share a pair of electrons
What is a covalent bond
Any substance in which other substances are dissolved
What is Solvent
Found in the neucleus
What are Protons and Neutrons
A collection of atoms that all have the same number of protons.
What is an Element
Total number of atoms in Li2SO4
What is 7
This causes temperatures near oceans and lakes to NOT drop so fast at night
What is Heat capacity
A weak electrical attraction between a partially positive hydrogen atom and a partially negative atom of another molecule
What is Hydrogen bond
This tells us the Atomic Number and can never change
What is a Proton
Posatively or negatively charged atom (or group of atoms) resulting from the transfer of electrons.
What is an Ion
Total number of atoms in NH4C2H3O2
What is 12
When the protons and electrons don't equal each other this type of atom is no longer neutral
What is an Ion
result of hydrogen bonding and is an attractive force that hold molecules of the same substance together
What is Cohesion
This has a neutral charge
What is a Neutron
Anything that has mass and takes up space
What is Matter
Total number of atoms in Ca3(PO4)2
What is 13
A molecule that contains atoms of at least 2 different elements
What is a Compound
True or False: The ratio of hydrogen to oxygen in water molecules is ALWAYS the same no matter what kind of Hydrogen Bonding is happening